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JPL Small-Body Database Browser
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185320 (2006 UH331)
Classification: Main-belt Asteroid          SPK-ID: 2185320
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02251350292317787 7.0488e-08  
a 3.040498483592297 3.7239e-08 au
q 2.972046212094024 2.0345e-07 au
i 8.7267466429936 9.5945e-06 deg
node 177.046121463457 4.0485e-05 deg
peri 248.8063665120035 0.00021832 deg
M 181.4728859618397 0.00021154 deg
tp 2459960.822926731853
(2023-Jan-16.32292673)
0.0011366 TDB
period 1936.491582727147
5.30
3.5576e-05
9.74e-08
d
yr
n .1859032092941063 3.4153e-09 deg/d
Q 3.10895075509057 3.8077e-08 au
  Orbit Determination Parameters
   # obs. used (total)      218  
   data-arc span      9485 days (25.97 yr)  
   first obs. used      1993-04-22  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63659  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:05:41  

Additional Information
 Earth MOID = 1.99472 au 
 Jupiter MOID = 1.94987 au 
 T_jup = 3.222 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO390953  
diameter diameter 5.426 km 0.341 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.042   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

185320 (2006 UH331)          Discovered 2006-Oct-16 by CSS at Catalina
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1916-Mar-21 04:32 00:05 Jupiter 1.95213956516431 1.95213871681112 1.95214041351927 4.27110652539306 4.16828046783939 2420943.688636750 5.39587284073082 387.093878827852 36.5449092254433 88.4486904431901 1793639.79144538 T 12 CATAB v2.0e-lin.ifort 2019-Jul-14 10:05:43 2019-Jul-14 10:05
1964-Mar-02 07:48 00:03 Jupiter 1.98551789307994 1.98551705277441 1.98551873338636 4.28397699812864 4.18321148564408 2438456.825171232 2.75125503150622 189.394554298019 34.499324989182 84.8087644903032 1896627.0200882 T 12 CATAB v2.0e-lin.ifort 2019-Jul-14 10:05:43 2019-Jul-14 10:05
2069-Aug-09 01:50 00:03 Jupiter 1.95817192559638 1.95817107383616 1.95817277735771 4.11143976029472 4.00484972594491 2476967.576539930 3.26664056121684 231.379738083997 35.4803205721536 -85.8166595010486 1771559.4719942 T 12 CATAB v2.0e-lin.ifort 2019-Jul-14 10:05:43 2019-Jul-14 10:05
2117-Jul-22 15:00 00:06 Jupiter 1.9435966247854 1.94359578930771 1.94359746026376 4.21315916751851 4.10841903582876 2494481.124866605 5.91497731222343 431.131540571098 36.6684412498533 89.6358549450321 1758667.80112342 T 12 CATAB v2.0e-lin.ifort 2019-Jul-14 10:05:43 2019-Jul-14 10:05
2165-Jul-04 02:14 00:09 Jupiter 1.95911553259618 1.95911407313497 1.95911699210606 4.23853491349007 4.13527258112688 2511994.593312646 8.6150375417227 601.903912405384 36.4222871257207 84.4112646551828 1799285.00978905 T 12 CATAB v2.0e-lin.ifort 2019-Jul-14 10:05:43 2019-Jul-14 10:05
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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